4541225

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 6171480

約数和(自身を除く): 1630255

約数列:

[1, 5, 13, 25, 65, 89, 157, 325, 445, 785, 1157, 2041, 2225, 3925, 5785, 10205, 13973, 28925, 51025, 69865, 181649, 349325, 908245, 4541225]

約数ペア:

[(1, 4541225), (5, 908245), (13, 349325), (25, 181649), (65, 69865), (89, 51025), (157, 28925), (325, 13973), (445, 10205), (785, 5785), (1157, 3925), (2041, 2225)]